The arrival of Rails 4 is the perfect time to learn it. SitePoint’s newest ebook, ‘Jump Start Rails’, from Andy Hawthorne, will get you up to speed with Ruby on Rails in just a weekend. Andy has also prepared the ‘Build your first Rails’ app online course to take you from creating a complete Ruby on Rails 4 app with a log in system all the way to deploying it to Heroku, a leading Rails application hosting environment, in a couple of hours. Also, our all time great, 10 part tutorial from Patrick Lenz can be found here: Learn Ruby on Rails: the Ultimate Beginner’s Tutorial. If you are looking for more advanced topics such as this great Introduction to Sass in Rails, head over to RubySource for fresh tutorials and to discover new Ruby gems. Editor-in-chief, SitePoint & Learnable.

Rails Framework Documentation. Locomotive. Using Ruby on Rails for Web Development on Mac OS X. HowtoInstallOnOSXTiger in Ruby on Rails. Rolling with Ruby on Rails. Maybe you've heard about Ruby on Rails, the super productive new way to develop web applications, and you'd like to give it a try, but you don't know anything about Ruby or Rails.

This article steps through the development of a web application using Rails. It won't teach you how to program in Ruby, but if you already know another object-oriented programming language, you should have no problem following along (and at the end you can find links on learning Ruby). Let's answer a couple of burning questions before rolling up our sleeves to build a web application! Ruby is a pure object-oriented programming language with a super clean syntax that makes programming elegant and fun. Ruby successfully combines Smalltalk's conceptual elegance, Python's ease of use and learning, and Perl's pragmatism. Rails is an open source Ruby framework for developing database-backed web applications. Part of the answer is in the Ruby programming language. I'm not asking you to accept this on blind faith.
InstantRailsWiki: Rolling With Ruby On Instant Rails Tutorial.

The answer was that I simply read alot of great tutorials. So in the spirit of sharing, here are the 12 tutorials that I found most useful: Rolling with Ruby on Rails – Curtis Hibbs of ONLamp.com offers his first excellent introduction to Ruby on Rails. This is the article that got me really excited about RoR.2. Rolling with Ruby on Rails, Part 2 – The sequel to Curtis Hibbs excellent series of articles.3. Hey, Ruby on Rails Fans! UPDATE, JUNE 2009: Want more up-to-date tutorials on Ruby programming? Happy Rails developing and if you have any other tutorials that you’d like to share, please leave them in the comments!